Copying machine



FIG. 1 is a front view of a copying machine, showing the new design;

FIG. 2 is a rear view thereof;

FIG. 3 is a right-side view thereof;

FIG. 4 is a left-side view thereof;

FIG. 5 is a top view thereof;

FIG. 6 is a bottom view thereof; and,

FIG. 7 is a front, left side, and top perspective view thereof.

The broken line showing of portions of the copying machine is for the purpose of illustrating environmental structure and forms no part of the claimed design. 

CLAIM The ornamental design for a copying machine, as shown and described. 